Acousti-K27 Double-Wall Round UNI-GASKET Fitting and Related Product Dimensions

Transcription

1 n enerprise of Unied McGill orporaion - Founded in 1951 One Mission Park Grovepor, Ohio / , Fax: 614/ markeing@mcgillairflow.com Web sie: hp:// cousi-k27 ouble-wall Round UNI-GSKET Fiing and Relaed Produc imensions McGill irflow orporaion offers UNI-GSKET fiings feauring an EPM rubber gaske ha provides a reliable, airigh seal. Tesing has shown ha UNI-GSKET fiings mee or exceed SMN 1 lass 3 for leakage a - 20 in. wg o + 20 in. wg. Each fiing is consruced of an inner liner 7 surrounded by a layer of fiberglass insulaion and covered by a solid meal pressure shell. The insulaion is available in 1-, 2-, and 3-inch sandard hicknesses and a maximum of 1.5 pounds per cubic foo (pcf) densiy 6 o mee he hermal and acousical performance requiremens. The galvanized seel consrucion 5 mees SMN s 10 in. wg posiive pressure sandards 2. UNI-GSKET fiings are compaible and available wih all of McGill irflow s round, double-wall duc ypes in 1-inch incremens for 5- hrough 12-inch diameers ouer shells and in 2-inch incremens in 14- hrough 24-inch ouer shell diameers. Table 1 - Posiive Pressure, ouble-wall, Round uc and Fiing, Ouer Shell Galvanized Seel Gauges iameers UNI-SEL Spiral Lockseam uc 3 UNI-RIB Spiral Lockseam wih Sanding Rib uc 3,4 UNI-GSKET Fiings 3 28 N N N N N N SMN is he Shee Meal and ir ondiioning onracors Naional ssociaion. 2 McGill irflow double-wall, round duc and ungaskeed fiings are available in diameers of 3 hrough 90 inches in many gauges of various maerials. See he ouble-wall Round uc and Fiings imensions bookle for he full range of available sizes. 3 Sandard lenghs of round UNI-SEL and UNI-RIB duc are 10, 12, and 20 fee; longer lenghs are available on special order. 4 The raing of +10 in. wg for Spiral Lockseam wih Sanding Rib uc is based on McGill irflow laboraory esing. 5 vailable in galvanized, painable galvanized, and SilverGuard TM precoaed ducwork wih animicrobial. 6 Sandard insulaion densiy is 1.0 pcf. 7 Sandard inner shell gauges are 28 gauge spiral 3-8 inch diameer and 28 gauge ribbed spiral 9-24 inch diameer McGill irflow orporaion

2 uc onsrucion Spiral Lockseam Spiral Lockseam wih Sanding Rib pprox. 5 o 6 inches Fiing onsrucion Solid Welded Fille Weld Spo Welded, Tack Welded or Mechanically Fasened Mechanical Fasener or Spo Weld Tack Weld Sealan Sealed wih Unied uc Sealer (Waer Based) Sanding Lockseam Resisance Welded Lap Seam (lernae locaion for sealan) Sealan Sealed wih Unied uc Sealer (Waer Based) Sealed wih Unied uc Sealer (Waer Based) 2

3 imensioning: ll alphanumeric dimensions are in inches; all angles are in degrees. - Main barrel inle diameer B - Main barrel oule diameer or - Branch ap diameer (Noe: On ee and laeral fiings wih wo aps, is he branch closes o he inle of he fiing. On cross fiings, is he larger of he wo aps.) R - enerline radius S - Slip-fi dimension of a fiing F,, J, L, Q, - Miscellaneous dimensions (refer o specific drawings), Z, m, α or Φ - ngular measuremens (refer o specific drawings) # - Number of elbow gores - Insulaion/liner hickness esignaions: McGill irflow uses a designaion sysem ha simplifies produc nomenclaure. ed fiing producs can be accuraely idenified using a concise alphanumeric designaor. Each characer in he designaion defines a characerisic of he produc. Example: KR0PT refers o a double-wall (K), round (R), 10 in. wg posiive pressure class (0), sraigh ee ap (PT). 1 s haracer: Wall onfiguraion - KR0PT K = ouble-wall 2 nd haracer: Shape - KR0PT R = Round 3 rd haracer: Pressure lass - KR0PT 0 = +4 o +10 in. wg S = sandard gauge of produc ype 4 h and Subsequen haracers: Produc Type - KR0PT PT = Sraigh Tee Tap (90 E branch ap) 3

4 General Noes: imensions oher han diameers are held wihin a ± 1/4-inch olerance. Given diameers of double-wall, round fiings are sized o slip fi ino he same diameer of double-wall, round duc. ouble wall gaskeed fiings will have a projecing inner liner slip fi secion as shown below. em Bead Where: S = 1 ½ inches for ouer shell diameers # 8 inches S = 1 e inches for ouer shell diameers $ 9 inches X = 1 inch for inside shell diameers # 7 inches X = 2 inches for inside shell diameers $ 8 inches = insulaion wall hickness X S Galvanized seel mees STM Numbers 653 and 924 Unless oherwise specified fiings, will be solid inner liner and duc will be perforaed inner liner. Unless ordered oherwise, he branch aps of laerals, crosses, and laeral crosses are insalled a sandard angles o he fiings' bodies and o each oher, as shown in he following drawings: LTERL STRIGT 90 E ROSS Y - BRN For all: Laerals - sandard = 45 E Sraigh rosses - sandard = 90 E, Φ sandard = 180 E Laeral rosses - sandard = 45 E, Φ sandard = 180 E Y-Branches - sandard = 90 E Noe: Φ is he included angle beween aps as viewed in cross secion (sandard is 180 E ). When ordering fiings of nonsandard Φ, please include an end view skech. 4

5 Insallaion: Make sure he end of he duc or gaskeed fiing is no damaged. Inser he exended inner collar of he fiing ino he liner of he adjacen duc secion. Inser he ouer gaskeed collar of he fiing ino he spiral duc up o he fiing bead. Turning he fiing slighly as i is insered may make insallaion easier. Secure he fiing o he duc wih self-apping screws uniformly locaed around he circumference according o SMN recommendaions. Use a leas one screw for every 15 inches of circumference wih a minimum of hree screws for 14-inch or smaller diameers. The following char illusraes some ypical gaskeed assemblies: oupling Reducer Elbow The following figure illusraes gaskeed fiings assembled o ducwork wih a manifolded ap: 5

6 UT OUSTI - K27 UT (Spiral lockseam) KR0S iameers: 3-inch minimum inner liner 84-inch maximum ouer shell UNI-RIB - K27 UT (Spiral lockseam wih a sanding rib beween he seams) KRSR iameers: 3-inch minimum inner liner 9-inch minimum ouer shell 60-inch maximum ouer shell 6

7 ELBOWS GORE ELBOW KR0E#- Where: Number of gores (#) 0-35 E E E For elbows where exceeds 90 E, add one gore for each addiional 18 E or fracion hereof. R Ouer Shell iameer # 22 inches R 1.5 (+2) Noe: 1. McGill irflow UNI-SEM (sanding seam) consrucion will be used on he following available sizes: 9- hrough 12- inches in 1-inch incremens, 14- hrough 24-inches in 2-inch incremens. 2. Nonsandard elbows wih a differen cenerline radius and a differen number of gores are available. 3. The ouer shell for 1.5 cenerline radius elbows may be made of pleaed or die samped consrucion, depending on diameer and pressure class. R Ouer Shell iameer = 24 inches 7

8 ELBOWS MITERE 90 E ELBOW WIT NES KR0EM-90 KR0EM-90 (wihou vanes) Number of vanes (#) vane spacing MITERE 45 E ELBOW KR0EM-45 8

9 ELBOWS EEL TPPE 90 E ELBOW KR0ET3-90 R = 1.5 ( + 2 ) Z = ( + 2 ) Maximum = Z R 9

10 TEES STRIGT TEE KR0T = Maximum = ONIL TEE KR0T = Maximum = ½ " LO-LOSS TEE J KR0TL = + + 1½ + 2 J = + 2 (for # - 2) J = (for > - 2) Maximum = vailable Tap () Sizes ½ 7½ 10½ 10

11 TEES TNGENTIL TEE KR0TT = Maximum = REUING STRIGT TEE - B KR0TR = Maximum = - B (1-inch minimum, 12-inch maximum) B REUING ONIL TEE - B KR0TR B = Maximum = B (1-inch minimum, 12-inch maximum) 4 ½" 11

12 TEES REUING LO-LOSS TEE KR0TLR - B B J = + + 1½ +2 J = + 2 (for # - 2) J = (for > - 2) Maximum = - B (1-inch minimum 12-inch maximum) vailable Tap () Sizes ½ 7½ 10½ REUING BULLE TEE WIT NES KR0TBR KR0TBR (wihou vanes) - - = or - (1-inch minimum or 12-inch maximum) Number of anes (#) ane Spacing 12

13 Y-BRNES Y-BRN m KR0Y (- if 90E) = an m + 2 = an 2 4 REUING Y-BRN m - KR0YR (- if 90E) + 2 = 2 an m + 2 = an or - (1-inch minimum or 12-inch maximum) Maximum or = - 13

14 Y-BRNES TPERE Y-BRN L 3 SR0YP (- if 90E) O 2 O 1 = 125. L1 = + L2 = [ xcos ] + [ x sin ] L3 = [ xcos ] + [ x sin ] O1 = [ xsin ] [ x cos ] O2 = [ xsin ] [ x cos ] Maximum or = L 1 L 2 EE FITTING SR0E SR0ER (reducing shown) L1 = + L 2 L 1 L 3 L L = L = L Maximum or = 14

15 STRIGT 90 E ROSS ROSSES KR0TX (Φ if Φ 180 N ) = + 2 Maximum or = ONIL 90 E ROSS KR0TX (Φ if Φ 180 N ) = Maximum or = ½ " 4 ½ " 15

16 ROSSES LO-LOSS 90 E ROSS KR0TXL (Φ if Φ 180 N ) J = J = + 2 (for # - 2) J = (for > - 2) J = + 2 J = (for > - 2) Maximum = or Sizes or 4½ 7½ 10½ J REUING LO-LOSS 90 E ROSS - B J KR0TXLR (Φ if Φ 180 N ) = J = + 2 (for # - 2) J = (for > - 2) J = + 2 Maximum = - B (1-inch minimum, 12-inch maximum) B or Sizes or ½ 7½ 10½ J 16

17 REUING STRIGT ROSS ROSSES - B KR0TXR (Φ if Φ 180 N ) = Maximum or = - B (1-inch minimum, 12-inch maximum) B REUING ONIL ROSS - B KR0TXR (Φ if Φ 180 N ) 4½" = Maximum or = B (1-inch minimum, 12-inch maximum) B 4½" 17

18 REUERS EENTRI REUER - B KR0RE - B (4-inch minimum 12-inch maximum) B ONENTRI REUER - B KR0R - B (1-inch minimum 12-inch maximum) B 18

19 LTERLS STRIGT LTERL Q KR0L (- if 45E) = + 2 sin + 2 Q + 2 = an 2sin + 2 = sin 2 an Maximum = REUING LTERL KR0LR (- if 45E) Q - B + 2 = + 2 sin Q + 2 = an 2sin B + 2 = sin 2 an Maximum = - B (1-inch minimum 12-inch maximum) 19

20 LTERLS LTERL ROSS Q KR0LX (- if 45E, Φ if Φ 180 N ) + 2 = + 2 sin Q + 2 = an 2sin = sin 2 an = sin 2 an Maximum or = REUING LTERL ROSS Q KR0LXR (- if 45E, Φ if Φ 180 N ) - B + 2 = + 2 sin B Q + 2 = an 2sin = sin 2 an = sin 2 an Maximum or = - B (1-inch minimum 12-inch maximum) 20

21 TPS ONTOURE FLNGE STRIGT TEE TP Turnou KR0PT Specify diameer of duc, o which ap will be aached, as + 2 Turnou Maximum = ONTOURE FLNGE ONIL TEE TP KR0PT ½" ½" ½" ½" Specify diameer of duc, o which ap will be aached, as Maximum = ½" + 2 SLE ONIL TEE TP KR0PTS Specify diameer of duc, o which ap will be aached, as Maximum = ½"

22 TPS ONTOUR FLNGE LO-LOSS TEE TP KR0PTL J = (for # - 2) J = + 2 (for > - 2) Maximum = vailable Tap Ouer Wall () Sizes ½" ½" 4, 6, and 8 10, 12, and 14 16, 18, 20, 22,and 24 4½ 7½ 10½ ½" + 2 ½" J SLE LO-LOSS TEE TP KR0PTLS J = (for # - 2) J = + 2 (for > - 2) Maximum = vailable Tap Ouer Wall () Sizes 4, 6, and 8 10, 12, and 14 16, 18, 20, 22,and 24 4½ 7½ 10½ + 2 J 22

23 TPS ONTOURE FLNGE LTERL TPS KR0PL (- if 45 E ) enerline of duc body Specify diameer of duc, o which ap will be aached, as ½" ½" = sin 2an Maximum = ½" ½" + 2 SLE LTERL TPS KR0PLS (- if 45 E ) Specify diameer of duc, o which ap will be aached, as enerline of duc body = sin 2an Maximum =

24 TPS OFF FLT SURFE STRIGT TP OFF FLT SURFE ½" KR0PT ONIL TP OFF FLT SURFE KR0PT ½" 4½ 24

25 OFFSET and SQURE-TO-ROUN OFFSET KR0Z = 2 ( + 2) Z = Mus be specified Z Noe: Z should no exceed 0.75 or angle be larger han 60E. If larger, use fabricaed elbows and a sraigh lengh of duc. SQURE-TO-ROUN KR0QR = 12, 24, 36, or 48 = Major axis of recangular side a = Minor axis of recangular side x a B 25

26 OUPLING OUPLING and EN PLUG KR0 S EN PLUG KR0ENPL + 2 S + 26

27 n enerprise of Unied McGill orporaion Founded in 1951 orporae eadquarers One Mission Park Grovepor, Ohio / , Fax: 614/ Web sie: mcgillairflow.com